# ActiveCampaign: Major incident: Engineers have identified an issue with login verification emails

**Summary:** ActiveCampaign reported a major issue delivering login verification emails, preventing some customers requiring email verification from logging in; SMS verification remained functional. The incident began at 2025-10-28 02:56 UTC and was resolved at 2025-10-28 03:39 UTC, lasting 43 min. Engineers identified the cause and implemented a solution, without providing specifics. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2025-10-28 02:56 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/sz1vh81d0wdh](https://stspg.io/sz1vh81d0wdh)
- [Company: ActiveCampaign](https://rewindex.com/company/activecampaign.md)
- Versions: before (none: first archived) → after incident\_version:232/79pxr7lhljkx@ff6e1077d493
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Engineers have identified an issue with login verification emails
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2025-10-28 02:56 UTC
```

**5. Added: Resolved time**

```diff
+ 2025-10-28 03:39 UTC
```

**6. Added: Affected components**

```diff
+ ActiveCampaign.com
```

**7. Added: Update** (investigating) · 2025-10-28 02:56 UTC

```diff
+ Engineers have identified an issue impacting the delivery of login verification emails. As a result, customers who require email verification may be unable to log in. Verification via SMS is unaffected and remains functional.
```

**8. Added: Update** (resolved) · 2025-10-28 03:39 UTC

```diff
+ Engineers have identified the cause of the login verification email issue and have implemented a solution.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2025-10-28 02:56 UTC | Major incident: Engineers have identified an issue with login verification emails (this change) | outage |

All ActiveCampaign changes: [timeline](https://rewindex.com/company/activecampaign/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


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Canonical: https://rewindex.com/change/i3b94e91b2448fa · Markdown: https://rewindex.com/change/i3b94e91b2448fa.md · JSON: https://rewindex.com/api/v1/changes/i3b94e91b2448fa · Generated 2026-10-18T02:54:59.908Z